help fast!!!

[Liquid Bass 10+ year member]

ok i can hook my amp up and it all comes on fine and the light is green but when i hook my sub to both the channels the light goes red and then if i unplug the sub from the amp and shut my car off and turn it back on the light is green again untill i hook up the sub...what is wrong??

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[blackbonnie 5,000+ posts]

you are running to low of an impedence, and your amp cant run that low.